package cn.gok.demo21.mapper;

import cn.gok.demo21.entity.Clazz;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Mapper;
import org.springframework.stereotype.Repository;

import java.util.ArrayList;
import java.util.List;
@Mapper
@Repository
public interface ClazzMapper extends BaseMapper<Clazz> {
   public ArrayList<Clazz> findBycid();
}
